@misc{indiciae73806f647ca4,
  title = {Pulpal response to acid etching agents.},
  author = {D R Heys and R J Heys and C F Cox and J K Avery},
  year = {1976},
  url = {https://pubmed.ncbi.nlm.nih.gov/801971/},
  note = {Source identifier: 801971}
}